Soltherm energy has developed a low-cost solar water heating system for installation in industrial canteens, hospitals and hotels. The system uses efficient collectors, fitted with selectively coated absorber panel and having collection absorptivity of 0.9, emissions of 012 and efficiency of 78%. Theoutput 1000-2000 lpd minimum and temperature attainable is 50-80°c. Free audit for existing system: not many people are aware that if the existing system does not work, they lose approximately rs 70000/- per year per 1000 lpd system. The company offers an absolutely free solar system audit to restart such systems.
